純色岩燕

Simplified: 纯色岩燕

chúnsèyányàn ㄔㄨㄣˊ ㄙㄜˋ ㄧㄢˊ ㄧㄢˋ

    • dusky crag martin (Ptyonoprogne concolor)

      bird species of China

Character by character

Sources